Prohibit super calls with default parameters
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@@ -2294,22 +2294,11 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
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descriptor = originalIfSamAdapter;
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}
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// $default method is not private, so you need no accessor to call it
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return usesDefaultArguments(resolvedCall)
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return CallUtilKt.usesDefaultArguments(resolvedCall)
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? descriptor
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: context.accessibleDescriptor(descriptor, getSuperCallTarget(resolvedCall.getCall()));
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}
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private static boolean usesDefaultArguments(@NotNull ResolvedCall<?> resolvedCall) {
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List<ResolvedValueArgument> valueArguments = resolvedCall.getValueArgumentsByIndex();
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if (valueArguments == null) return false;
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for (ResolvedValueArgument argument : valueArguments) {
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if (argument instanceof DefaultValueArgument) return true;
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}
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return false;
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}
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@NotNull
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public StackValue invokeFunction(@NotNull ResolvedCall<?> resolvedCall, @NotNull StackValue receiver) {
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return invokeFunction(resolvedCall.getCall(), resolvedCall, receiver);
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+33
@@ -0,0 +1,33 @@
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/*
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* Copyright 2010-2016 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.kotlin.resolve.jvm.checkers
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import org.jetbrains.kotlin.descriptors.CallableDescriptor
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import org.jetbrains.kotlin.resolve.calls.callResolverUtil.getSuperCallExpression
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import org.jetbrains.kotlin.resolve.calls.callUtil.usesDefaultArguments
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import org.jetbrains.kotlin.resolve.calls.checkers.CallChecker
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import org.jetbrains.kotlin.resolve.calls.context.BasicCallResolutionContext
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import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
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import org.jetbrains.kotlin.resolve.jvm.diagnostics.ErrorsJvm
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class SuperCallWithDefaultArgumentsChecker : CallChecker {
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override fun <F : CallableDescriptor> check(resolvedCall: ResolvedCall<F>, context: BasicCallResolutionContext) {
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val superCallExpression = getSuperCallExpression(resolvedCall.call)
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if (superCallExpression == null || !resolvedCall.usesDefaultArguments()) return
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context.trace.report(ErrorsJvm.SUPER_CALL_WITH_DEFAULT_PARAMETERS.on(superCallExpression.parent, resolvedCall.resultingDescriptor.name.asString()))
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}
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}
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+2
@@ -100,6 +100,8 @@ public class DefaultErrorMessagesJvm implements DefaultErrorMessages.Extension {
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MAP.put(ErrorsJvm.UPPER_BOUND_CANNOT_BE_ARRAY, "Upper bound of a type parameter cannot be an array");
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MAP.put(ErrorsJvm.INAPPLICABLE_JVM_FIELD, "{0}", Renderers.TO_STRING);
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MAP.put(ErrorsJvm.SUPER_CALL_WITH_DEFAULT_PARAMETERS, "Super-calls with default arguments are not allowed. Please specify all arguments of ''super.{0}'' explicitly", Renderers.TO_STRING);
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}
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@NotNull
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@@ -80,6 +80,8 @@ public interface ErrorsJvm {
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DiagnosticFactory0<PsiElement> UPPER_BOUND_CANNOT_BE_ARRAY = DiagnosticFactory0.create(ERROR);
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DiagnosticFactory1<PsiElement, String> SUPER_CALL_WITH_DEFAULT_PARAMETERS = DiagnosticFactory1.create(ERROR);
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enum NullabilityInformationSource {
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KOTLIN {
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@NotNull
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+3
-1
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.jvm.RuntimeAssertionsTypeChecker
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import org.jetbrains.kotlin.load.kotlin.JavaAnnotationCallChecker
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import org.jetbrains.kotlin.load.kotlin.nativeDeclarations.NativeFunChecker
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import org.jetbrains.kotlin.resolve.*
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import org.jetbrains.kotlin.resolve.jvm.checkers.SuperCallWithDefaultArgumentsChecker
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import org.jetbrains.kotlin.resolve.jvm.JvmOverloadFilter
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import org.jetbrains.kotlin.resolve.jvm.checkers.*
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import org.jetbrains.kotlin.synthetic.JavaSyntheticScopes
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@@ -48,7 +49,8 @@ object JvmPlatformConfigurator : PlatformConfigurator(
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TraitDefaultMethodCallChecker(),
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JavaClassOnCompanionChecker(),
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ProtectedInSuperClassCompanionCallChecker(),
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UnsupportedSyntheticCallableReferenceChecker()
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UnsupportedSyntheticCallableReferenceChecker(),
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SuperCallWithDefaultArgumentsChecker()
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),
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additionalTypeCheckers = listOf(
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@@ -31,6 +31,7 @@ import org.jetbrains.kotlin.resolve.calls.ArgumentTypeResolver
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import org.jetbrains.kotlin.resolve.calls.CallTransformer
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import org.jetbrains.kotlin.resolve.calls.context.ResolutionContext
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import org.jetbrains.kotlin.resolve.calls.model.*
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import org.jetbrains.kotlin.utils.addToStdlib.firstIsInstanceOrNull
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import org.jetbrains.kotlin.utils.sure
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// resolved call
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@@ -65,6 +66,11 @@ fun <D : CallableDescriptor> ResolvedCall<D>.getParameterForArgument(valueArgume
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return (valueArgument?.let { getArgumentMapping(it) } as? ArgumentMatch)?.valueParameter
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}
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fun <D : CallableDescriptor> ResolvedCall<D>.usesDefaultArguments(): Boolean {
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return valueArgumentsByIndex?.any { it is DefaultValueArgument } ?: false
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}
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// call
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fun <C: ResolutionContext<C>> Call.hasUnresolvedArguments(context: ResolutionContext<C>): Boolean {
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@@ -0,0 +1,28 @@
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// !DIAGNOSTICS: -UNUSED_PARAMETER -ABSTRACT_SUPER_CALL
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abstract class A {
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open fun foo(a: String = "default") {
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}
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final fun foo2(a: String = "default") {
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}
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abstract fun foo3(a: String = "default")
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}
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open class B : A() {
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fun test() {
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super.foo("123")
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<!SUPER_CALL_WITH_DEFAULT_PARAMETERS!>super.foo()<!>
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super.foo2("123")
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<!SUPER_CALL_WITH_DEFAULT_PARAMETERS!>super.foo2()<!>
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super.foo3("123")
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<!SUPER_CALL_WITH_DEFAULT_PARAMETERS!>super.foo3()<!>
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}
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override fun foo3(a: String) {
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throw UnsupportedOperationException()
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}
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}
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@@ -0,0 +1,22 @@
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package
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public abstract class A {
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public constructor A()
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public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
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public open fun foo(/*0*/ a: kotlin.String = ...): kotlin.Unit
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public final fun foo2(/*0*/ a: kotlin.String = ...): kotlin.Unit
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public abstract fun foo3(/*0*/ a: kotlin.String = ...): kotlin.Unit
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public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
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public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
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}
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public open class B : A {
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public constructor B()
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public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
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public open override /*1*/ /*fake_override*/ fun foo(/*0*/ a: kotlin.String = ...): kotlin.Unit
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public final override /*1*/ /*fake_override*/ fun foo2(/*0*/ a: kotlin.String = ...): kotlin.Unit
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public open override /*1*/ fun foo3(/*0*/ a: kotlin.String = ...): kotlin.Unit
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public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
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public final fun test(): kotlin.Unit
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public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
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}
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@@ -4439,6 +4439,12 @@ public class DiagnosticsTestGenerated extends AbstractDiagnosticsTest {
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String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/diagnostics/tests/defaultArguments/kt5232.kt");
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doTest(fileName);
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}
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@TestMetadata("superCall.kt")
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public void testSuperCall() throws Exception {
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String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/diagnostics/tests/defaultArguments/superCall.kt");
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doTest(fileName);
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}
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}
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@TestMetadata("compiler/testData/diagnostics/tests/delegatedProperty")
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